
.back{
    background-size: cover;
    background-repeat:no-repeat;
    background-attachment: fixed;
}
.head {
    font-weight: bold;
    font-style: normal;
    font-family: "Source Sans Pro";
    text-align: center;
    color: red;
    letter-spacing: 2px;
}
.km01{

    width: 300px;
    height: 300px;
    background-color: #BAD0B0;
    margin-bottom: 20px;
    margin-right: 90px;
    border-radius: 30px;
}
.km02 {

    width: 400px;
    height: 300px;
    background-color: #BAD0B0;
    margin-bottom: 20px;
    margin-right: 90px;
    border-radius: 30px;
}
.km03 {

    width: 300px;
    height: 300px;
    background-color: #BAD0B0;
    margin-bottom: 20px;
    margin-right: 90px;
    border-radius: 30px;
}